public void De_EncodeTesttaDaNeg()
 {
     Assert.AreEqual("TADA", CeaserCypher.Decode((CeaserCypher.Encode("taDa", -27)), -27));
 }
 public void De_EncodeTestIamTeStingNeg()
 {
     Assert.AreEqual("IAMTESTING", CeaserCypher.Decode((CeaserCypher.Encode("IamTeSting", -15)), -15));
 }
 public void De_EncodeTestIssssThissssThingWorkingNeg()
 {
     Assert.AreEqual("ISSSSTHISSSSTHINGWORKING", CeaserCypher.Decode((CeaserCypher.Encode("IssssThissssThingWorking", -26)), -26));
 }
 public void De_EncodeTestCatNeg()
 {
     Assert.AreEqual("CAT", CeaserCypher.Decode((CeaserCypher.Encode("cat", -2)), -2));
 }